Nutrient Cycles Crossword Puzzle

QUESTIONS LIST:

• denitrifying : which type of bacteria are anaerobic?
• oxygen : in eutrophication, aquatic animals die due to lack of what?
• ammonium ions : nitrogen fixing bacteria convert nitrogen gas into what form of nitrogen?
• respiration : during decomposition of biomass there is an increase in temperature due to a rise in which process?
• legumes : peas, clover and beans are known collectively as what?
• light : in eutrophication, aquatic plants die due to lack of what?
• nitrites : nitrifying bacteria convert ammonium ions into which other type of ion?
• mycorrhizae : which type of microorganism increases a plants uptake of water and ions?
• saprobionts : which type of microorganism are involved in eutrophication?
• nitrogen fixing : what type of bacteria live in root nodules?
• nitrogen gas : most of the nitrogen is found in which form?
• artificial : which type of fertiliser is more soluble and more concentrated?
• nitrates : denitrifying bacteria convert which form of nitrogen into nitrogen gas?